
delResearch's AirModem solution follows a similar approach to the data-over-sound technology developed by British company Chirp.io, acquired by Sonos in 2020. Based out of Cape Cod Massachusetts, delResearch is focused on acoustic communications with AirModem for through the air connectivity, and PopotoModem for through-the-water connectivity.
AirModem technology enables IoT device provisioning, proximity detection, two-way acoustic near-field communication (NFC) and telemetry in RF-restricted environments. It has been tested and proven to work in a variety of environments including noisy public spaces, making it a viable option for securely transmitting data even with external sound interference. The many use cases for AirModem include sharing WiFi passwords and securely bringing devices online, payment processing for brick-and-mortar retail transactions, broadcasting content to multiple devices from a single source based on proximity, or extracting data from devices for diagnostics and inventory management.

"The AirModem solution shows the unique flexibility of the Audio Weaver framework," says Chin Beckmann, CEO of DSP Concepts. "Now, any product maker can add a secure, low cost alternative to Bluetooth or WiFi with just a drag-and-drop using the Audio Weaver graphical interface."
AirModem is compatible with any device that has a built-in microphone and speaker and requires no additional hardware components. This means developers can easily build AirModem into a wide range of new smart devices and can retrofit existing products to activate its functionality.
"We are excited to introduce AirModem on the Audio Weaver framework to product makers across the globe," says John DellaMorte, President of delResearch. "Many of the world's most innovative brands use Audio Weaver to develop product-differentiating audio features, so we're confident that partnering with DSP Concepts will lead to the adoption of AirModem across a wide range of product categories."
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